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by davnec
Tue Dec 06, 2022 10:04 am
Forum: ESP-IDF
Topic: ESPNOW and WIFI channels
Replies: 0
Views: 2759

ESPNOW and WIFI channels

Hi at all, I'm sorry to repropose this argument that already discussed in this formum, but I don't found a clear solutio (if exists..) I'm working on refactoring of an old firmware that connect two device First connected to WIFI and communicate via ESP-Now with second remote device. The main problem...
by davnec
Mon Dec 05, 2022 12:33 pm
Forum: ESP-IDF
Topic: Will ESPNOW work with WIFI simultaneously
Replies: 5
Views: 8034

Re: Will ESPNOW work with WIFI simultaneously

this ended up working pretty well and is very stable. I find the channel of the wifi ap then broadcast a message to all channels indicating which channel will be used for espnow connection (same channel as wifi ap) and each slave device then sets its channel to this. Hi rwel59, I have the same prob...
by davnec
Tue Oct 11, 2022 2:49 pm
Forum: ESP-IDF
Topic: ESP32 wifi power change with low rssi
Replies: 0
Views: 702

ESP32 wifi power change with low rssi

Hi guys in one of my projects I need to keep the temperature of the components as constant as possible. I have reached a good level of functioning except in this situation: Wifi in STA mode: RSSI:>-80: No issue, the chip temperature is stable RSSI:<-80: The temperature increase about 2°C in 20 minut...
by davnec
Fri Jun 15, 2018 9:37 am
Forum: ESP-IDF
Topic: Bluetooth Classic SPP recognized as Speaker
Replies: 2
Views: 4091

Re: Bluetooth Classic SPP recognized as Speaker

I have solved!

I have to set all the minor, major and service

Code: Select all

        class.minor = 0b000101;
        class.major = 0b00001;
        class.service = 0b00000010000;

        esp_err_t ret;
        ret = esp_bt_gap_set_cod(class, ESP_BT_INIT_COD);
by davnec
Thu Jun 14, 2018 7:33 pm
Forum: ESP-IDF
Topic: Bluetooth Classic SPP recognized as Speaker
Replies: 2
Views: 4091

Bluetooth Classic SPP recognized as Speaker

Hi at all, I'm testing the bluetooth classic SPP profile as in example folder (bt_spp_acceptor), it works! But I have noticed that the device is recognized as Speaker or Audio devices. Is possible to change the profile (or class?) to a generic type (a generic "bluetooth device" is enough)? I have tr...

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